﻿<p><em>IfcFrequencyMeasure</em> is a measure of the number of times that an item vibrates in unit time.</p>
<p>Usually measured in cycles/s or Hertz (Hz).</p>
<p>Type: REAL</p>

<blockquote class="history">
HISTORY&nbsp; New type in IFC2.0.
</blockquote>